Jennie Kim comes from a famous, powerful, and well-known family in South Korea. On the other hand, Lalisa Manoban-an orphan who grew up alone and now lives independently in a small apartment. Lisa and Jennie both meet in college, where Jennie bullies Lisa mercilessly in public... but behind closed doors, there's something else-she's possessive, obsessive, and dangerously attached. After graduation, Jennie suddenly ends things and flies to another country to marry a man and build a picture-perfect family, leaving Lisa broken and trying to move on. Nine years later, fate plays its cruel trick-Lisa and Jennie meet again at an elementary school because of something little Jennie did to Lisa's best friend's daughter.

By day, they are corporate royalty. By night, they are legends of the asphalt. Lisa Manoban is a ruthless CEO with a reputation for cold precision and zero tolerance for mediocrity . Jennie Kim is the polished heiress returning from abroad, stepping into her role with effortless grace. To their families, they are the perfect match-two pieces on a chessboard meant to merge a billion-dollar empire. But when the sun sets, the suits come off. In the world of "Project Chaos," Lisa is the king of the underground racing scene . She thought her secret world was safe-until she saw a familiar face leaning against a matte-black beast at the starting line . Jennie isn't just a corporate princess; she's "Ice Queen" behind the wheel, and she's not here to play nice. One high-stakes bet. One wish that could change everything . In a world where trust is rare and speed is everything, can they survive the collision of their two worlds, or will they burn out before the finish line?

The next generation carries the weight of their bloodline and reputation. Ruby (Jennie) and Annika (Lisa) shared everything growing up, their dreams, fears, and secrets. But as they grew older, it became harder to tell where sisterly love ended and something deeper began. Bound by family yet divided by forbidden feelings, they find themselves walking a line that should never be crossed. Some lines, once crossed, can never be undone.

Jennie Kim, is a woman shaped by perfection and purpose. She dreams of becoming a cardiothoracic surgeon, not for reputation, but to save the kind of life she once almost lost, her own. Disciplined, brilliant, and intimidating without trying, Jennie moves through the world with the quiet strength of someone who rebuilt herself from a childhood tragedy. Lisa Manoban, once promised her lost twin that they would become neurosurgeons together. But now, pursuing that dream feels heavier every year. Her parents push her to continue, even when the path feels lonely without the other half who should've walked it with her. So Lisa escapes, through parties, alcohol, and girls, trying to fill a silence only she can hear. Bound by family legacy, tangled by a long history, and connected by a thread neither wants to name, Jennie and Lisa move through medical school like two heartbeats sharing the same rhythm, one steady and controlled, the other chaotic and breaking. Yet in the end, scalpels don't bind them. Fate does.

After Jennie Kim and Kim Taehyung went public, the world called it a love story. But for Lalisa Manoban- it felt like the beginning of something she was never meant to lose... and never allowed to keep.

Eight years ago, Jennie and Lisa were inseparable; two hearts willing to take on the world together. Until family ties, unspoken truths and a single misunderstood choice tore them apart. Now, fate brings them face-to-face in a rain-soaked café, where buried memories resurface and the truth finally comes out. But love, after years of silence, doesn't return untouched, it comes back carrying the weight of hate, regret, and time lost. Can two people who never stopped loving each other survive the truth? Or will the silence win again?

Jennie Kim is charm incarnate: a transfer student from K University with cat-like eyes, a Chanel obsession, and a dangerously magnetic aura. She's witty, warm, and wildly popular with both professors and students. Anyone who flirts too much with the school's beloved Student Council President, Lisa Manoban, tends to vanish.

In a ruthless corporate empire, overlooked assistant Lisa is trapped under the control of her cold, perfectionist boss, Jennie Kim. In a world where weakness is never tolerated, can they ever truly escape the roles they've been forced into?

Theme: Forced marriage, unrequited love, and emotional growth. Setting: Modern-day city life with an affluent backdrop. Plot: Jennie is a successful architect whose life is perfectly planned out-she has a long-term boyfriend, Taemin, whom she's ready to marry. But everything comes crashing down when her family forces her into an arranged marriage to Lisa, the daughter of an influential family that Jennie's parents owe a debt to. Lisa has been in love with Jennie since the first time they met years ago, but Jennie barely remembers her. Desperate to win Jennie's love, Lisa agrees to the marriage, even though she knows Jennie is already in a relationship. Jennie resents Lisa for ruining her life and tearing her away from Taemin. Her coldness toward Lisa is palpable, and she vows to never let herself feel anything for the woman who "stole" her future. But Lisa, ever patient and understanding, doesn't give up, despite Jennie's constant rejection.

Jennie Kim is the "Iron Fortress"-a cold, untouchable CEO who rules her empire with steel and silence. She doesn't believe in the supernatural until her mansion begins to breathe with a life of its own. Flickering lights, a rogue vacuum, and a playful, staticky voice calling her "Nini." Lisa is a ghost with a choice. She wasn't trapped in the mansion; she followed Jennie home from the hospital, drawn to the lonely woman behind the power. But Lisa isn't just a haunting. She is Lalisa Manobal, a girl trapped in a three-year coma, the victim of a betrayal hidden behind a tragic "accident." As the CEO and the Silly Ghost fall into a love that defies the laws of physics, Jennie must bridge the gap between the living and the spirit to save the girl she can't even touch. Can a love built on shadows survive the truth, or will the lights finally go out?